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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
11345844
Issue Dt:
05/31/2022
Application #:
16887336
Filing Dt:
05/29/2020
Publication #:
20200392393
Pub Dt:
12/17/2020
Inventors:
Xiaowei Cheng, Shunxiang Luo, Sheng Huang, Chunmei Zhang, Jian Liu, Gaoyin Zhang et al
Title:
OIL WELL CEMENT SLURRY HIGH-TEMPERATURE SUSPENSION STABILIZER PREPARED FROM OIL-BASED SHALE DRILLING CUTTINGS
Assignment: 1
Reel/Frame:
052788/0532Recorded: 05/29/2020Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
CHENG, XIAOWEI
Exec Dt:
05/28/2020
ZHANG, GAOYIN
Exec Dt:
05/28/2020
LUO, SHUNXIANG
Exec Dt:
05/28/2020
CHEN, ZUWEI
Exec Dt:
05/28/2020
HUANG, SHENG
Exec Dt:
05/28/2020
LIU, KAIQIANG
Exec Dt:
05/28/2020
ZHANG, CHUNMEI
Exec Dt:
05/28/2020
MEI, KAIYUAN
Exec Dt:
05/28/2020
LIU, JIAN
Exec Dt:
05/28/2020
LI, ZAOYUAN
Exec Dt:
05/28/2020
GUO, XIAOYANG
Exec Dt:
05/28/2020
Assignees:
SOUTHWEST PETROLEUM UNIVERSITY
8 XINDU AVENUE, XINDU DISTRICT
CHENGDU CITY, SICHUAN PROVINCE, CHINA 610500
SOUTHWEST PETROLEUM UNIVERSITY ENVIRONMENTAL PROTECTION TECHNOLOGY(CHENGDU) CO., LTD
199 HUQIAO ROAD INDUSTRIAL EAST DISTRICT, XINDU DISTRICT
CHENGDU CITY, SICHUAN PROVINCE, CHINA 610500
Correspondent:
PEARNE & GORDON LLP
1801 EAST 9TH STREET
SUITE 1200
CLEVELAND, OH 44114-3108

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